.home{
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  a{
    z-index: 2;
    position: relative;
    bottom: 30%;
    font-size: 25px;
    text-decoration: none;
    color: rgb(218, 158, 28);
  }
  .three-demo{
    z-index: 1;
    display: flex;
    position: absolute;
    width: 100%;
    height: 100%;
  }
}